Chamberlain HD950WF Instruction Manual download pdf (Page 29)

Adjustments

STEP 1 Program the Travel

Without a properly installed safetyreversal system, persons (particularly small children) could be

SERIOUSLY INJUREDor KILLED by a closing garage door.

l Incorrectadjustment ofgarage door travel limits will interfere with proper operation of safety

reversal system.

l After ANY adjustments are made, the safetyreversal system MUST be tested. Door MUST reverse

on contact with 1-1/2" (3.8 cm) high object (or 2x4 laid flat) on floor.

While programming, the UP and DOWN buttons can be used to move the door as needed.

1. Pressand hold the Adjustment Button until the UP Button begins to flash and/or a beep is heard.

2. Pressand hold the UP Button until the door is in the desired UP position.

3. Once the door is in the desired UP position pressand release the Adjustment Button. The

garage door opener lightswill flash twice and the DOWNButton will begin to flash.IMPORTANT

NOTE: For one-piece door installations refer to page 27.

4. Pressand hold the DOWNbutton until the door is in the desired DOWNposition.

5. Once the door is in the desired DOWN position pressand release the Adjustment Button. The

garage door opener lightswill flash twice and the UP Button will begin to flash.

6. Pressand release the UP Button. When the door travels to the programmed UP position, the

DOWN Button will begin to flash.

7. Pressand release the DOWN Button. The door will travel to the programmed DOWN position.

Programming is complete.

* Ifthe garage door opener lightsare flashing 5 times during the steps for Program the Travel, the

programming has timed out. Ifthe garage door opener lightsare flashing 10 times during the steps for

Program the Travel, the safety reversing sensors are misaligned or obstructed (refer to page 26). When

the sensors are aligned and unobstructed, cycle the door through a complete up and down cycle using

the remote control or the UP and DOWNbuttons.Programming is complete.If you are unable to operate

the door up and down,repeat the steps for Programming the Travel.

UP Button

Adjustment Button

DOWN Button

PROGRAMMING BUTTONS

1 2

4 5

6 7

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Chamberlain HD950WF Instruction Manual Page 29